<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>canvas</title>
    <script src="https://code.jquery.com/jquery-3.3.1.min.js"></script>
    <link rel="stylesheet" href="canvas.css">
    
</head>
<body>
    <div class="wrapper">
        <div class="inputBox">
            <input type="text" placeholder="请输入验证码">
            <span></span>
        </div>
        <p class="error">cuwu</p>
        <div class="canvasBox">
            <div class="imgBox">
                <canvas id="myCanvas" width="300px" height="80px"></canvas>
            </div>
            <input type="button" class="refresh">
        </div>
        <button class="submit">submit</button>
    </div>
    <script src="canvas.js"></script>
</body>
</html>